| USRP Hardware Driver and Device Manual Version: 4.10.0.0 UHD and USRP Manual |

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graph_edge.hpp
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1//
2// Copyright 2019 Ettus Research, a National Instruments Brand
3//
4// SPDX-License-Identifier: GPL-3.0-or-later
5//
6
7#pragma once
8
9#include <uhd/config.hpp>
10#include <cstdint>
11#include <string>
12#include <tuple>
13
14 namespace uhd { namespace rfnoc {
15
23 struct UHD_API graph_edge_t
24{
25 enum edge_t : uint32_t {
26 STATIC,
27 DYNAMIC,
28 RX_STREAM,
29 TX_STREAM
30 };
31
32 graph_edge_t() = default;
33
34 graph_edge_t(const size_t src_port_,
35 const size_t dst_port_,
36 const edge_t edge_,
37 const bool fwd_edge)
38 : src_port(src_port_), dst_port(dst_port_), edge(edge_), is_forward_edge(fwd_edge)
39 {
40 }
41
43 std::string src_blockid;
45 size_t src_port = 0;
47 std::string dst_blockid;
49 size_t dst_port = 0;
51 edge_t edge = DYNAMIC;
53 // are not used for sorting the graph as a DAG.
54 bool is_forward_edge = true;
55
57 // properties.
58 bool operator==(const graph_edge_t& rhs) const
59 {
60 return is_equal(rhs, true);
61 }
62
72 bool is_equal(const graph_edge_t& rhs, const bool match_properties = false) const
73 {
74 return (std::tie(src_blockid, src_port, dst_blockid, dst_port)
75 == std::tie(
76 rhs.src_blockid, rhs.src_port, rhs.dst_blockid, rhs.dst_port))
77 && (match_properties ? (std::tie(edge, is_forward_edge)
78 == std::tie(rhs.edge, rhs.is_forward_edge))
79 : true);
80 }
81
83 std::string to_string() const
84 {
85 return src_blockid + ":" + std::to_string(src_port)
86 + (edge == STATIC ? "==>" : "-->") + dst_blockid + ":"
87 + std::to_string(dst_port);
88 }
89};
90
91
92}} /* namespace uhd::rfnoc */
UHD_API
#define UHD_API
Definition config.h:87
config.hpp
uhd::rfnoc
Definition actions.hpp:25
uhd
Definition build_info.hpp:12
uhd::rfnoc::graph_edge_t::to_string
std::string to_string() const
Return a string representation of the connection.
Definition graph_edge.hpp:83
uhd::rfnoc::graph_edge_t::is_equal
bool is_equal(const graph_edge_t &rhs, const bool match_properties=false) const
Definition graph_edge.hpp:72
uhd::rfnoc::graph_edge_t::dst_blockid
std::string dst_blockid
The ID of the destination block for this edge.
Definition graph_edge.hpp:47
uhd::rfnoc::graph_edge_t::is_forward_edge
bool is_forward_edge
When false, the framework will assume this is a back-edge. Back-edges.
Definition graph_edge.hpp:54
uhd::rfnoc::graph_edge_t::src_blockid
std::string src_blockid
The ID of the source block for this edge.
Definition graph_edge.hpp:43
uhd::rfnoc::graph_edge_t::edge
edge_t edge
The type of edge.
Definition graph_edge.hpp:51
uhd::rfnoc::graph_edge_t::graph_edge_t
graph_edge_t(const size_t src_port_, const size_t dst_port_, const edge_t edge_, const bool fwd_edge)
Definition graph_edge.hpp:34
uhd::rfnoc::graph_edge_t::edge_t
edge_t
Definition graph_edge.hpp:25
uhd::rfnoc::graph_edge_t::DYNAMIC
@ DYNAMIC
A user (dynamic) connection between two blocks in the FPGA.
Definition graph_edge.hpp:27
uhd::rfnoc::graph_edge_t::STATIC
@ STATIC
A static connection between two blocks in the FPGA.
Definition graph_edge.hpp:26
uhd::rfnoc::graph_edge_t::TX_STREAM
@ TX_STREAM
A connection from a software TX streamer and an FPGA block.
Definition graph_edge.hpp:29
uhd::rfnoc::graph_edge_t::RX_STREAM
@ RX_STREAM
A connection from an FPGA block to a software RX streamer.
Definition graph_edge.hpp:28
uhd::rfnoc::graph_edge_t::dst_port
size_t dst_port
The port number of the destination block for this edge.
Definition graph_edge.hpp:49
uhd::rfnoc::graph_edge_t::operator==
bool operator==(const graph_edge_t &rhs) const
Equality operator: Compare two edges if they match, including edge.
Definition graph_edge.hpp:58
uhd::rfnoc::graph_edge_t::src_port
size_t src_port
The port number of the source block for this edge.
Definition graph_edge.hpp:45
uhd::rfnoc::graph_edge_t::graph_edge_t
graph_edge_t()=default